package com.cskaoyan.service;

import org.springframework.stereotype.Service;

/**
 * @author stone
 * @date 2022/03/22 15:57
 */
@Service
public class UserServiceImpl implements UserService{
    @Override
    public String sayHello(String username) {
        String result = "hello " + username;
        System.out.println(result);
        return result;
    }
}
